// Licensed to Apache Software Foundation(ASF) under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Apache Software Foundation(ASF) licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package base

import (
	"fmt"
)

const (
	NORMAL_EXIT = iota
	NETWORK_FAILURE
)

type SystemFailure struct {
	ExitCode int
	Reason   string
}

func SystemExitWithFailure(exitCode int, r interface{}, args ...interface{}) {
	if exitCode == NORMAL_EXIT {
		_SYSTEM_FAIL <- SystemFailure{NORMAL_EXIT, ""}
	} else if reason, ok := r.(string); ok {
		_SYSTEM_FAIL <- SystemFailure{exitCode, fmt.Sprintf(reason, args...)}
	} else if err, ok := r.(error); ok {
		_SYSTEM_FAIL <- SystemFailure{exitCode, err.Error()}
	} else if code, ok := r.(int); ok {
		_SYSTEM_FAIL <- SystemFailure{exitCode, fmt.Sprintf("Code: %d", code)}
	} else {
		_SYSTEM_FAIL <- SystemFailure{exitCode, "Unknown reason"}
	}
}
